Child&#39;s booster seat



FIG. 1 is a front elevational view of a child's booster seat showing the design of my invention.

FIG. 2 is a rear elevational view showing the design of my invention.

FIG. 3 is a top plan view showing the design of my invention.

FIG. 4 is a side view showing the design of my invention.

FIG. 5 is a bottom plan view showing the design of my invention.

The side of the seat not shown is a mirror image of the side shown in FIG. 4. 

The ornamental design for a child's booster seat, as shown and described. 